[Objective]The aim was to select tartary buckwheat materials with high protein content.[Method]Used 35 kinds of tartary buckwheat as experimental material,and the protein content of seeds had been determined.[Result]T...[Objective]The aim was to select tartary buckwheat materials with high protein content.[Method]Used 35 kinds of tartary buckwheat as experimental material,and the protein content of seeds had been determined.[Result]The protein content of 35 kinds of tartary buckwheat will change in the range of 23.65-193.28 mg/g with an average of 111.85 mg/g.There was difference among different origins of tartary buckwheat.The seeds from Hezhang in Guizhou and Sichuan had highest protein content,while the seeds from Nayong had lowest protein content.[Conclusion]The study had provided theoretical basis for the further study on the genetic and variation law of protein content in different tartary buckwheat resources.展开更多
[Objective] The aim was to determine the difference in sucrose content of different tartary buckwheat sources,so as to screen low-sucrose buckwheat materials.[Method] The sucrose contents of 35 tartary buckwheat mater...[Objective] The aim was to determine the difference in sucrose content of different tartary buckwheat sources,so as to screen low-sucrose buckwheat materials.[Method] The sucrose contents of 35 tartary buckwheat materials from different regions were measured.[Result] The sucrose content of the 35 tartary buckwheat materials varied from 0.007 7% to 0.208 9% with an average of 0.051 8%.There was some difference among the tartary buckwheat materials from different regions.The seeds from Hezhang in Guizhou had higher sucrose content,while the seeds from Nayong in Guizhou had lower sucrose content.[Conclusion] The content of sucrose was significantly low in tartary buckwheat,which could be popularized as a kind of low-sugar crop.展开更多
[Objective] This study was to optimize the experimental conditions for large scale propagation of Sagittaria trifolia L via tissue culture.[Method] The dominant S.trifolia cultivar Baoyingziyuan introduced from Jiangs...[Objective] This study was to optimize the experimental conditions for large scale propagation of Sagittaria trifolia L via tissue culture.[Method] The dominant S.trifolia cultivar Baoyingziyuan introduced from Jiangsu Province was used as experimental material to study the impacts of various culture conditions on tissue culture of its stem tips and induction of stolons.[Result] Hormone combination 0.10 mg/L 6-BA ＋0.05 mg/L NAA performed best in plantlet regeneration and 2.0 mg/L 6-BA ＋0.5 mg/L NAA best in induction of stolon.Various sucrose concentrations did not show significant difference in the impact on sprouted stolons.[Conclusion] Various culture conditions could to some extent impact plantlet regeneration and stolon induction,and our results reveal the optimal hormone combinations for regeneration and stolon induction of S.trifolia.展开更多
基金Supported by Science and Technology Foundation of Guizhou Province[Qiankehe-J(2009)No.2108)]Guizhou Normal University Fund for Doctor(2008)~~
文摘[Objective]The aim was to select tartary buckwheat materials with high protein content.[Method]Used 35 kinds of tartary buckwheat as experimental material,and the protein content of seeds had been determined.[Result]The protein content of 35 kinds of tartary buckwheat will change in the range of 23.65-193.28 mg/g with an average of 111.85 mg/g.There was difference among different origins of tartary buckwheat.The seeds from Hezhang in Guizhou and Sichuan had highest protein content,while the seeds from Nayong had lowest protein content.[Conclusion]The study had provided theoretical basis for the further study on the genetic and variation law of protein content in different tartary buckwheat resources.
基金Supported by the Science and Technology Foundation of Guizhou Province[J(2009)2108]Agricultural Research Project of Guizhou Province[NY(2010)3094]Special Program of Plant and Animal Breeding of Guizhou Province[No.(2010)023]~~
文摘[Objective] The aim was to determine the difference in sucrose content of different tartary buckwheat sources,so as to screen low-sucrose buckwheat materials.[Method] The sucrose contents of 35 tartary buckwheat materials from different regions were measured.[Result] The sucrose content of the 35 tartary buckwheat materials varied from 0.007 7% to 0.208 9% with an average of 0.051 8%.There was some difference among the tartary buckwheat materials from different regions.The seeds from Hezhang in Guizhou had higher sucrose content,while the seeds from Nayong in Guizhou had lower sucrose content.[Conclusion] The content of sucrose was significantly low in tartary buckwheat,which could be popularized as a kind of low-sugar crop.
基金Supported by Science and Technology Foundation of Guizhou Province(20092108)Key Agricultural Program from Science and Technology Bureau of Guiyang City(201001)Science Research Program for Doctors in Guizhou Normal University(2008)~~
文摘[Objective] This study was to optimize the experimental conditions for large scale propagation of Sagittaria trifolia L via tissue culture.[Method] The dominant S.trifolia cultivar Baoyingziyuan introduced from Jiangsu Province was used as experimental material to study the impacts of various culture conditions on tissue culture of its stem tips and induction of stolons.[Result] Hormone combination 0.10 mg/L 6-BA ＋0.05 mg/L NAA performed best in plantlet regeneration and 2.0 mg/L 6-BA ＋0.5 mg/L NAA best in induction of stolon.Various sucrose concentrations did not show significant difference in the impact on sprouted stolons.[Conclusion] Various culture conditions could to some extent impact plantlet regeneration and stolon induction,and our results reveal the optimal hormone combinations for regeneration and stolon induction of S.trifolia.
